U.S. Government Agencies

U.S. Government Agencies

• Agriculture
• Commerce
• Energy
• Health and Human Services
• Interior
• Labor
• State
• Independent Agencies

For a complete listing of federal agencies on the internet, visit USA.gov's A-Z Index of U.S. Government Departments and Agencies.

Don't see the agency or information you need below? Try one of these federal search engines. FedWorld.gov | USA.gov |

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Department of Agriculture

• Farm and ForeignAgricultural Service
  • Farm Service Agency
  • Foreign Agricultural Service
  • Risk Management Agency
• Food, Nutrition, & Consumer Services
  • Food and Nutrition Service
• Marketing & Regulatory Services
  • Agricultural Marketing and Trade
  • Agricultural Marketing Service
  • Animal & Plant Health Inspection Service
  • Grain Inspection, Packers and Stockyards Administration
• Natural Resources & Environment
  • Forest Service
  • Natural Resources Conservation Service
• Wetland Science Institute (WLI)
• Agricultural Research Service (ARS)
  • Biofuels Research Program
  • Water Management Research Laboratory
• Cooperative State Research, Education, & Extension Service
  • Science and Education Resources Development (SERD)
• Current Research Information System (CRIS)
• Economic Research Service
• National Agricultural Library
• Alternative Farming Systems Information Center (AFSIC)
• Animal Welfare Information Center
• Biotechnology
• Food and Nutrition Information Center (FNIC)
• Rural Information Center
  
• Water Quality Information Center
• USDA Graduate School

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Department of Commerce

• National Oceanic and Atmospheric Administration (NOAA)
  
  • National Marine Fisheries Service (NMFS)
  • National Ocean Service (NOS)
  • Office of Oceanic and Atmospheric Research (OAR)
  Coastal Information
  
  • Coastal Futures 2025
  • Coastal Programs Division
  • Coastal Resources, Legislation, Publications
  • Coastal Services Center
  • Coast Survey
  • Coastal Zone Management
  • Estuarine Reserve Research
  • Marine Sanctuaries
  • State of the Coast Report (retired Nov. 2001)
  Fisheries
  • Alaska Fisheries Science Center
  • Alaska Regional Office
  • Fish Statistics and Economics
  • Fishery Market News
  • Industry and Trade
  • Intergovernmental and Recreational Fisheries
  • Marine Mammal Protection Act
  • NOAA Fisheries
  • Northeast Fisheries Science Center
  • Northeast Regional Office
  • Northwest Fisheries Science Center
  • Northwest Regional Office
  • Office of Habitat Conservation
  • Protected Resources Habitat Conversation
  • Science and Technology
  • Scientific Publications
  • Seafood Inspection Program
  • Southeast Fisheries Science Center
  • Southeast Regional Office
  • Southwest Fisheries Science Center
  • Southwest Regional Office
  • Sustainable Fisheries
  Oceans
  • Animation of Monthly-averaged Sea Surface Temperatures
  • Argo
  • Aquarius
  • Coastal Services Center
  • Coastal Water Temperature Guide
  • Coral Reefs
  • Estuarine Research Reserve System
  • National Centers for Coastal Ocean Science
  • National Ocean Service
  • Marine and Aviation Operations
  • Marine Sanctuaries
  • Ocean Waves - Real-Time
  • Ocean Winds - Real-Time
  • Oceanographic Data Center
  • Oceanographic Real-time Products
  • Oil and Chemical Spills
  • Open Ocean Fog
  • Pacific Marine Environmental Lab
  • Photo Library
  • Sea Surface Temperatures
  • Sea Surface Temperatures Images
  • Sea Surface Temperatures Polar Orbiting Satellite Experimental Products
  • Sea Surface Temperatures via Satellite
  • State of the Coast
  • Sustainable Seas Expeditions
  • Tides Online: Water Level Observations
  • Tide Prediction
  • Tsunami Hazard Mitigation Program
  • Undersea Research Program
  • Undersea Volcano Monitoring - Real-Time
  • Undersea Volcanoes - Vents Program
  • Volunteering for the Coast
  • Whale Protection
  Research Areas
  • Climate Research
  • El Ni?o Theme Page
  • Fisheries Research
  • Graphics and Animations - Global Warming, Hurricanes, etc.
  • Greenhouse Warming Links
  • La Ni?a Theme Page
  • National Centers for Coastal Ocean Science
  • Natural Hazards
  • NOAA Research
  • Ocean and Coastal Research
  • Office of Global Programs
  • Ozone Hole
  • Research Opportunities and Grants
  • Science Centers Links
  • Undersea Research Program
  • What is Global Warming? A Historical Perspective
  Satellites
  • Archived Satellite Images, Storm Animations and Special Events
  • CoastWatch Satellite Images
  • Environmental Satellite, Data and Information Service
  • GOES - Geostationary Operational Environmental Satellites
  • High-resolution Satellite Images for the Media
  • Latest Satellite Imagery
  • Operational Significant Events Imagery Server - Images of Fires, storms, etc., from around the world
  • POES - Polar-orbiting Environmental Satellites
  • Polar Orbiter Data User's Guide
  • Research and Applications
  • Satellite Active Archive
  • Satellite Data Processing and Distribution
  • Satellite Operations
  • Satellite Visualizations - 3-D Images
  • Search and Rescue Satellite-aided Tracking
  • Sea Surface Temperatures Polar Orbiting Satellite
  • Systems Development
• Patent & Trademark Office
  • U.S. Patents Database at CNIDR
  • National Institute of Standards and Technology (NIST)
  • National Technical Information Service (NTIS)

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Department of Energy

• DOE Information Bridge
• DOE Searchable Databases
• Environment, Safety and Health
  • Chemical Safety Program
• Environmental Management
• Office of Civilian Radioactive Waste Management

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Department of Health and Human Services

• Agency for Toxic Substances and Disease Registry (ATSDR)
• Centers for Disease Control and Prevention
  • Epidemiology Program Office
    • National Center on Birth Defects and Developmental Disabilities (NCBDDD)
    • National Center for Chronic Disease Prevention and Health Promotion (NCCDPHP)
    • National Center for Environmental Health (NCEH)
      • Birth Defects, Child Development, and Disability and Health
      • Emergency and Environmental Health Services
      • Office of Genomics and Disease Prevention
      • Global Health at NCEH
• Food and Drug Administration
  • Center for Biologics Evaluation and Research
  • Center for Drug Evaluation and Research
  • Center for Food Safety and Applied Nutrition
  • Center for Veterinary Medicine
  • National Center for Toxicological Research (NCTR)
• National Institutes of Health
  • Office of Animal Care and Use
  • Office of Behavioral and Social Research
  • Office of Education, Research, & Training Opportunities
  • Office of Science Education (OSE)
  • Center for Scientific Review (formerly DRG)
  • Center for Information Technology (CIT)
    • Advanced Laboratory Workstation Project
    • BioMagResBank Database Gateway
    • Computational Bioscience and Engineering Laboratory (CBEL)
    • BioInformatics Molecular Analysis Section (BIMAS)
• National Cancer Institute (NCI)
• • Division of Microbiology and Infectious Diseases (DMID)
  • National Institute of Biomedical Imaging and Bioengineering
  • National Institute of Environmental Health Sciences (NIEHS)
• National Library of Medicine (NLM)
  • Lister Hill National Center for Biomedical Communications
  • National Information Center on Health Services Research and Health Care Technology (NICHSR)
  • Toxicology and Environmental Health Information
  • National Center for Biotechnology Information (NCBI)

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Department of the Interior

• Bureau of Indian Affairs
• Bureau of Land Management
  • Bureau of Land Management
  • Abandoned Mine Lands
  • Cultural Heritage and Fossil Resources Programs
  • Environmental Education and Volunteers Group
  • GeoSpatial Data Clearinghouse
  • Land and Mineral Records-LR2000
  • Minerals, Reality, and Resources Protection
    • Fluid minerals
    • Solid Minerals
  • National Landscape Conservation System (NLCS)
    • National Conservation Areas
    • National Monuments
    • Headwaters Forest Reserve
  • National Office of Fire and Aviation
  • National Science & Technology Center
    • Soil Biological Communities
  • National Wild Horse and Burro Program
  • Weeds website
• Bureau of Reclamation
• Minerals Management Service
• National Park Service
  • Air Resources Division
• Office of Surface Mining
• U.S. Geological Survey
  • Biological Resources
    • Alaska Biological Science Center (ABSC-Anchorage)
    • Biological Resources Cooperative Research Units
    • Biological Resources Field Stations
    • Center for Biological Informatics (CBI-Denver)
    • Columbia Environmental Research Center (CERC)
    • Florida and Caribbean Science Center (FCSC)
    • Forest and Rangeland Ecosystem Science Center (FRESC-Corvallis)
    • Great Lakes Science Center (GLSC-Ann Arbor)
    • Leetown Science Center (LSC-Leetown)
    • Fort Collins Science Center
    • National Biological Information Infrastructure
    • National Wetlands Research Center (NWRC-Lafayette)
    • National Wildlife Health Center (NWHC-Madison)
    • Northern Prairie Wildlife Research Center (NPWRC-Jamestown)
    • Pacific Island Ecosystem Research Center (PIERC-Honolulu)
    • Patuxent Wildlife Research Center (PWRC-Laurel)
    • Upper Midwest Environmental Sciences Center (UMESC-LaCrosse)
    • Western Ecological Research Center (WERC)
    • Western Fisheries Research Center (WFRC-Seattle)
  • Environmental Information
    • Access San Francisco Bay and Delta
    • Activities in the Chesapeake Bay Region
    • Central Region USGS Global Change and Climate History Team
    • Global Change Research Program
    • Lake Tahoe Data Clearinghouse
    • South Florida Information Access
    • Toxic Substances Hydrology Program
    • U.S. Antarctic Resource Center
  • EROS Data Center
    • Africa Data Dissemination Service
    • Alaska Geospatial Data Clearinghouse
    • Earth Explorer
    • EDC DAAC (Mission to Planet Earth)
    • EROS Alaska Field Office
    • Greater Horn of Africa
    • World Data Center-A for Remotely Sensed Land Data
    • UNEP/GRID - Sioux Falls
    • SAST Database: An Environmental Information System for the Upper Mississippi and Lower Missouri River Basins
  • Coastal and Marine Geology Program
    • Center for Coastal Geology, St. Petersburg, FL Field Office
    • Western Region Coastal and Marine Geology
      • Bedform Sedimentology
      • TerraWeb (Terrestrial Remote Sensing)
    • Woods Hole Field Center
      • Coastal Ocean Modeling at the USGS Woods Hole Field Center
  • Water Resources of the United States
• U.S Fish and Wildlife Service
• Aquatic Nuisance Species (ANS) Task Force
• Coastal Habitat Conservation Programs
• Division of Bird Habitat Conservation
• Division of Environmental Quality
• Division of Fisheries
• Division of Habitat Conservation
• Environmental Contaminants Program
• Endangered Species Program
• Fire Management
• Invasive Species Program
• Migratory Birds
• Branch of Federal Activities
• Branch of Habitat Assessment
• Branch of Habitat Restoration

• National Wetlands Inventory Center
• Wetlands Map Database
• North American Waterfowl and Wetlands Office
• Birds, Birds, Birds

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Department of Labor

• Bureau of Labor Statistics
• Mine Safety and Health Administration
• Occupational Safety and Health Administration

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Department of State

• International Health Affairs
• Bureau of Oceans and International Environmental and Scientific Affairs (OES)
  • Environment and Conservation
  • Oceans
  • Science and Technology Cooperation

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Independent Agencies

• Environmental Protection Agency
  • American Indian Environmental Office
  • Office of Air and Radiation
  • Office of Enforcement & Compliance Assurance
  • Office of Environmental Information
  • Office of International Affairs
  • Office of Prevention, Pesticides and Toxic Substances
  • Office of Research and Development
  • Office of Solid Waste and Emergency Response
  • Office of Water
  • Regional Office's
• National Science Foundation

• Biology Program Overview
• Division of Science Resources Studies (Science Statistics)
• Environmental Research and Education (ERE)
• Polar Research

• Agency for International Development (USAID) - Environment
• The National Academies
• • National Academy of Sciences
  • Institute of Medicine
  • National Research Council